I've gotten skype to work with wm6.1. check out the 2.2.0.18 version from this site:
http://smarthacks.com/2007/06/26/wor...-trinity-p3600. I couldn't figure out how to get skype to work with Fring. Another IM program is webmessenger that supports yahoo, aim, etc., and is supposed to work with skype, but you have to download something from webmessenger to your desktop as well.